northwestern.edu SPF record

8 / 10 Lookups

0 Issues

846,317 IPv4 addresses

2.19 ⋅ 10 ²⁴ IPv6 addresses


                              v=spf1 include:_netblocks.northwestern.edu include:_thirdparty3.northwestern.edu include:_thirdparty4.northwestern.edu include:servers.mcsv.net include:cust-spf.exacttarget.com include:mail.zendesk.com include:et._spf.pardot.com ip4:176.31.145.254 ?all

Copied

Terms

include:

_netblocks.northwestern.edu

Evaluate this SPF record and pass if it

passes.

or else

include:

_thirdparty3.northwestern.edu

Evaluate this SPF record and pass if it

passes.

or else

include:

_thirdparty4.northwestern.edu

Evaluate this SPF record and pass if it

passes.

or else

include:

servers.mcsv.net

Evaluate this SPF record and pass if it

passes.

MailChimp

Email marketing

or else

include:

cust-spf.exacttarget.com

Evaluate this SPF record and pass if it

passes.

or else

include:

mail.zendesk.com

Evaluate this SPF record and pass if it

passes.

Zendesk

Helpdesk

or else

include:

et._spf.pardot.com

Evaluate this SPF record and pass if it

passes.

or else

ip4:

176.31.145.254 / 32

pass if the sender's IP is between
176.31.145.254 and 176.31.145.254 (inclusive).

OVH

AS16276

or else

?all

Don't state if this IP is allowed to send this email.

Included records

northwestern.edu

v=spf1 include:_netblocks.northwestern.edu include:_thirdparty3.northwestern.edu include:_thirdparty4.northwestern.edu include:servers.mcsv.net include:cust-spf.exacttarget.com include:mail.zendesk.com include:et._spf.pardot.com ip4:176.31.145.254 ?all

_netblocks.northwestern.edu

8 x ip4 ?all

_thirdparty3.northwestern.edu

24 x ip4 ?all

_thirdparty4.northwestern.edu

23 x ip4 include:spf.protection.outlook.com ?all

spf.protection.outlook.com

6 x ip4 5 x ip6 -all

servers.mcsv.net

3 x ip4 -all

cust-spf.exacttarget.com

50 x ip4 -all

mail.zendesk.com

5 x ip4 ~all

et._spf.pardot.com

6 x ip4 -all

IP ranges

165.124.29.64 / 26

Northwestern University

AS103

165.124.29.64 - 165.124.29.127

64 IP addresses

129.105.238.64 / 26

Northwestern University

AS103

129.105.238.64 - 129.105.238.127

64 IP addresses

165.124.82.192 / 26

Northwestern University

AS103

165.124.82.192 - 165.124.82.255

64 IP addresses

129.105.238.0 / 26

Northwestern University

AS103

129.105.238.0 - 129.105.238.63

64 IP addresses

66.159.240.120

Proofpoint

AS26211

66.159.238.93

Proofpoint

AS22843

129.105.68.140

Northwestern University

AS103

129.105.68.220

Northwestern University

AS103

205.201.128.0 / 20

MailChimp

AS14782

205.201.128.0 - 205.201.143.255

4,096 IP addresses

198.2.128.0 / 18

MailChimp

AS14782

198.2.128.0 - 198.2.191.255

16,384 IP addresses

148.105.8.0 / 21

MailChimp

AS14782

148.105.8.0 - 148.105.15.255

2,048 IP addresses

165.193.255.0 / 24

CenturyLink Communications

AS3561

165.193.255.0 - 165.193.255.255

256 IP addresses

165.193.85.0 / 24

CenturyLink Communications

AS3561

165.193.85.0 - 165.193.85.255

256 IP addresses

205.217.6.0 / 24

CenturyLink Communications

AS3561

205.217.6.0 - 205.217.6.255

256 IP addresses

66.151.139.73

Unitas Global

AS12182

165.193.72.0 / 25

CenturyLink Communications

AS3561

165.193.72.0 - 165.193.72.127

128 IP addresses

199.255.192.0 / 22

Amazon.com

AS16509

199.255.192.0 - 199.255.195.255

1,024 IP addresses

199.127.232.0 / 22

Amazon.com

AS16509

199.127.232.0 - 199.127.235.255

1,024 IP addresses

54.240.0.0 / 18

Amazon.com

AS16509

54.240.0.0 - 54.240.63.255

16,384 IP addresses

208.75.120.0 / 22

Constant Contact

AS40444

208.75.120.0 - 208.75.123.255

1,024 IP addresses

216.69.106.22

UNIPAC Service

AS17242

216.69.103.70

UNIPAC Service

AS17242

66.151.109.0 / 24

Unitas Global

AS10913

66.151.109.0 - 66.151.109.255

256 IP addresses

34.194.230.233

Amazon.com

AS14618

34.230.107.215

Amazon.com

AS14618

66.179.68.0 / 26

Fiber Fast Homes

AS31989

66.179.68.0 - 66.179.68.63

64 IP addresses

66.179.147.160 / 27

66.179.147.160 - 66.179.147.191

32 IP addresses

66.179.102.0 / 25

Grypho5

AS11768

66.179.102.0 - 66.179.102.127

128 IP addresses

128.136.37.0 / 24

Flexential Colorado

AS13649

128.136.37.0 - 128.136.37.255

256 IP addresses

139.60.0.0 / 22

Amazon.com

AS14618

139.60.0.0 - 139.60.3.255

1,024 IP addresses

209.143.65.120 / 30

Expedient

AS17054

209.143.65.120 - 209.143.65.123

4 IP addresses

64.90.67.152 / 29

CONSOLIDATED TELEPHONE

AS20283

64.90.67.152 - 64.90.67.159

8 IP addresses

184.107.80.96 / 27

Leaseweb Canada

AS32613

184.107.80.96 - 184.107.80.127

32 IP addresses

162.247.219.48 / 29

Amazon.com

AS14618

162.247.219.48 - 162.247.219.55

8 IP addresses

162.247.216.60 / 30

162.247.216.60 - 162.247.216.63

4 IP addresses

162.247.217.60 / 30

162.247.217.60 - 162.247.217.63

4 IP addresses

12.130.57.15

AT&T Enterprises

AS7018

165.193.85.238

CenturyLink Communications

AS3561

52.5.134.202

Amazon.com

AS14618

168.245.94.227

SendGrid

AS11377

168.245.117.224

SendGrid

AS11377

168.245.71.47

SendGrid

AS11377

168.245.101.238

SendGrid

AS11377

168.245.64.151

SendGrid

AS11377

168.245.35.191

SendGrid

AS11377

149.72.143.55

SendGrid

AS11377

149.72.143.63

SendGrid

AS11377

149.72.196.170

SendGrid

AS11377

198.37.155.100

SendGrid

AS11377

167.89.92.151

SendGrid

AS11377

216.17.93.137

US Internet Corp

AS10242

199.231.134.73

Ntirety

AS20021

64.74.237.230 / 31

Ex Libris (USA)

AS14148

64.74.237.230 - 64.74.237.231

2 IP addresses

216.147.212.20 / 30

Ex Libris (USA)

AS14148

216.147.212.20 - 216.147.212.23

4 IP addresses

159.135.239.89

Mailgun Technologies

AS396479

40.92.0.0 / 15

Microsoft

AS8075

40.92.0.0 - 40.93.255.255

131,072 IP addresses

40.107.0.0 / 16

Microsoft

AS8075

40.107.0.0 - 40.107.255.255

65,536 IP addresses

52.100.0.0 / 15

Microsoft

AS8075

52.100.0.0 - 52.101.255.255

131,072 IP addresses

52.102.0.0 / 16

Microsoft

AS8075

52.102.0.0 - 52.102.255.255

65,536 IP addresses

52.103.0.0 / 17

Microsoft

AS8075

52.103.0.0 - 52.103.127.255

32,768 IP addresses

104.47.0.0 / 17

Microsoft

AS8075

104.47.0.0 - 104.47.127.255

32,768 IP addresses

2a01:111:f400:: / 48

Microsoft

AS8075

2a01:111:f400::

2a01:111:f400:ffff:ffff:ffff:ffff:ffff

2a01:111:f403:: / 49

Microsoft

AS8075

2a01:111:f403::

2a01:111:f403:7fff:ffff:ffff:ffff:ffff

2a01:111:f403:8000:: / 51

Microsoft

AS8075

2a01:111:f403:8000::

2a01:111:f403:9fff:ffff:ffff:ffff:ffff

2a01:111:f403:c000:: / 51

Microsoft

AS8075

2a01:111:f403:c000::

2a01:111:f403:dfff:ffff:ffff:ffff:ffff

2a01:111:f403:f000:: / 52

Microsoft

AS8075

2a01:111:f403:f000::

2a01:111:f403:ffff:ffff:ffff:ffff:ffff

205.201.128.0 / 20

MailChimp

AS14782

205.201.128.0 - 205.201.143.255

4,096 IP addresses

198.2.128.0 / 18

MailChimp

AS14782

198.2.128.0 - 198.2.191.255

16,384 IP addresses

148.105.0.0 / 16

MailChimp

AS14782

148.105.0.0 - 148.105.255.255

65,536 IP addresses

64.132.92.0 / 24

Salesforce.com

AS22606

64.132.92.0 - 64.132.92.255

256 IP addresses

64.132.88.0 / 23

Salesforce.com

AS22606

64.132.88.0 - 64.132.89.255

512 IP addresses

66.231.80.0 / 20

Salesforce.com

AS14340

66.231.80.0 - 66.231.95.255

4,096 IP addresses

68.232.192.0 / 20

Salesforce.com

AS14340

68.232.192.0 - 68.232.207.255

4,096 IP addresses

199.122.120.0 / 21

Salesforce.com

AS14340

199.122.120.0 - 199.122.127.255

2,048 IP addresses

207.67.38.0 / 24

Salesforce.com

AS22606

207.67.38.0 - 207.67.38.255

256 IP addresses

128.17.0.0 / 20

Salesforce.com

AS14340

128.17.0.0 - 128.17.15.255

4,096 IP addresses

128.17.64.0 / 20

Salesforce.com

AS14340

128.17.64.0 - 128.17.79.255

4,096 IP addresses

128.17.128.0 / 20

Salesforce.com

AS14340

128.17.128.0 - 128.17.143.255

4,096 IP addresses

128.17.192.0 / 20

Salesforce.com

AS14340

128.17.192.0 - 128.17.207.255

4,096 IP addresses

128.245.0.0 / 20

Salesforce.com

AS14340

128.245.0.0 - 128.245.15.255

4,096 IP addresses

128.245.64.0 / 20

Salesforce.com

AS14340

128.245.64.0 - 128.245.79.255

4,096 IP addresses

13.111.191.0 / 24

Salesforce.com

AS14340

13.111.191.0 - 13.111.191.255

256 IP addresses

128.245.242.0 / 24

Salesforce.com

AS14340

128.245.242.0 - 128.245.242.255

256 IP addresses

128.245.243.0 / 24

Salesforce.com

AS14340

128.245.243.0 - 128.245.243.255

256 IP addresses

128.245.244.0 / 24

Salesforce.com

AS14340

128.245.244.0 - 128.245.244.255

256 IP addresses

128.245.245.0 / 24

Salesforce.com

AS14340

128.245.245.0 - 128.245.245.255

256 IP addresses

128.245.246.0 / 24

Salesforce.com

AS14340

128.245.246.0 - 128.245.246.255

256 IP addresses

128.245.247.0 / 24

Salesforce.com

AS14340

128.245.247.0 - 128.245.247.255

256 IP addresses

128.245.176.0 / 20

Salesforce.com

AS14340

128.245.176.0 - 128.245.191.255

4,096 IP addresses

136.147.224.0 / 20

Salesforce.com

AS14340

136.147.224.0 - 136.147.239.255

4,096 IP addresses

207.67.98.192 / 27

Level 3 Parent

AS3549

207.67.98.192 - 207.67.98.223

32 IP addresses

207.250.68.0 / 24

Salesforce.com

AS22606

207.250.68.0 - 207.250.68.255

256 IP addresses

209.43.22.0 / 28

LightBound

AS7332

209.43.22.0 - 209.43.22.15

16 IP addresses

198.245.80.0 / 20

Salesforce.com

AS14340

198.245.80.0 - 198.245.95.255

4,096 IP addresses

136.147.128.0 / 20

Salesforce.com

AS14340

136.147.128.0 - 136.147.143.255

4,096 IP addresses

136.147.176.0 / 20

Salesforce.com

AS14340

136.147.176.0 - 136.147.191.255

4,096 IP addresses

13.111.0.0 / 16

Salesforce.com

AS14340

13.111.0.0 - 13.111.255.255

65,536 IP addresses

161.71.32.0 / 19

Salesforce.com

AS14340

161.71.32.0 - 161.71.63.255

8,192 IP addresses

161.71.64.0 / 20

Salesforce.com

AS14340

161.71.64.0 - 161.71.79.255

4,096 IP addresses

13.110.208.0 / 21

Salesforce.com

AS14340

13.110.208.0 - 13.110.215.255

2,048 IP addresses

13.110.216.0 / 22

Salesforce.com

AS14340

13.110.216.0 - 13.110.219.255

1,024 IP addresses

13.108.16.0 / 20

Salesforce.com

AS14340

13.108.16.0 - 13.108.31.255

4,096 IP addresses

136.146.128.0 / 20

Salesforce.com

AS14340

136.146.128.0 - 136.146.143.255

4,096 IP addresses

129.77.16.0 / 20

Salesforce.com

AS14340

129.77.16.0 - 129.77.31.255

4,096 IP addresses

13.110.224.0 / 20

Salesforce.com

AS14340

13.110.224.0 - 13.110.239.255

4,096 IP addresses

159.92.157.0 / 24

Salesforce.com

AS14340

159.92.157.0 - 159.92.157.255

256 IP addresses

159.92.158.0 / 24

Salesforce.com

AS14340

159.92.158.0 - 159.92.158.255

256 IP addresses

159.92.159.0 / 24

Salesforce.com

AS14340

159.92.159.0 - 159.92.159.255

256 IP addresses

159.92.160.0 / 24

Salesforce.com

AS14340

159.92.160.0 - 159.92.160.255

256 IP addresses

159.92.161.0 / 24

Salesforce.com

AS14340

159.92.161.0 - 159.92.161.255

256 IP addresses

159.92.162.0 / 24

Salesforce.com

AS14340

159.92.162.0 - 159.92.162.255

256 IP addresses

159.92.154.0 / 24

Salesforce.com

AS14340

159.92.154.0 - 159.92.154.255

256 IP addresses

128.245.240.0 / 24

Salesforce.com

AS14340

128.245.240.0 - 128.245.240.255

256 IP addresses

128.245.241.0 / 24

Salesforce.com

AS14340

128.245.241.0 - 128.245.241.255

256 IP addresses

159.92.155.0 / 24

Salesforce.com

AS14340

159.92.155.0 - 159.92.155.255

256 IP addresses

159.92.163.0 / 24

Salesforce.com

AS14340

159.92.163.0 - 159.92.163.255

256 IP addresses

159.92.164.0 / 22

Salesforce.com

AS14340

159.92.164.0 - 159.92.167.255

1,024 IP addresses

159.92.168.0 / 21

Salesforce.com

AS14340

159.92.168.0 - 159.92.175.255

2,048 IP addresses

128.245.248.0 / 21

Salesforce.com

AS14340

128.245.248.0 - 128.245.255.255

2,048 IP addresses

103.151.192.0 / 23

Amazon.com

AS16509

103.151.192.0 - 103.151.193.255

512 IP addresses

185.12.80.0 / 22

185.12.80.0 - 185.12.83.255

1,024 IP addresses

188.172.128.0 / 20

188.172.128.0 - 188.172.143.255

4,096 IP addresses

192.161.144.0 / 20

192.161.144.0 - 192.161.159.255

4,096 IP addresses

216.198.0.0 / 18

Amazon.com

AS16509

216.198.0.0 - 216.198.63.255

16,384 IP addresses

198.245.81.0 / 24

Salesforce.com

AS14340

198.245.81.0 - 198.245.81.255

256 IP addresses

136.147.176.0 / 24

Salesforce.com

AS14340

136.147.176.0 - 136.147.176.255

256 IP addresses

13.111.0.0 / 16

Salesforce.com

AS14340

13.111.0.0 - 13.111.255.255

65,536 IP addresses

136.147.182.0 / 24

Salesforce.com

AS14340

136.147.182.0 - 136.147.182.255

256 IP addresses

136.147.135.0 / 24

Salesforce.com

AS14340

136.147.135.0 - 136.147.135.255

256 IP addresses

199.122.123.0 / 24

Salesforce.com

AS14340

199.122.123.0 - 199.122.123.255

256 IP addresses

176.31.145.254

OVH

AS16276